Declension table of cyavana

Masculine	Singular	Dual	Plural
Nominative	cyavanaḥ	cyavanau	cyavanāḥ
Vocative	cyavana	cyavanau	cyavanāḥ
Accusative	cyavanam	cyavanau	cyavanān
Instrumental	cyavanena	cyavanābhyām	cyavanaiḥ cyavanebhiḥ
Dative	cyavanāya	cyavanābhyām	cyavanebhyaḥ
Ablative	cyavanāt	cyavanābhyām	cyavanebhyaḥ
Genitive	cyavanasya	cyavanayoḥ	cyavanānām
Locative	cyavane	cyavanayoḥ	cyavaneṣu

Compound cyavana -

Adverb -cyavanam -cyavanāt